/* ─── WiCanFi Design System Tokens (Authentic Extension Amber & Emerald Theme) ── */
:root {
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --glass-card: rgba(255, 255, 255, 0.88);
  --glass-card-hover: rgba(255, 255, 255, 0.98);
  --glass-pill: rgba(0, 0, 0, 0.04);
  --glass-pill-hover: rgba(0, 0, 0, 0.07);

  --border-subtle: rgba(203, 213, 225, 0.85);
  --border-highlight: rgba(148, 163, 184, 0.85);
  --border-amber: rgba(253, 230, 138, 0.9);
  --border-emerald: rgba(167, 243, 208, 0.9);

  --text-main: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-accent: #d97706;

  /* Theme colors (Campus Amber & Emerald matching popup.css) */
  --amber-primary: #d97706;
  --amber-hover: #b45309;
  --amber-glow: rgba(217, 119, 6, 0.25);
  --amber-light: #fffbeb;
  --amber-border: #fde68a;

  --emerald-primary: #059669;
  --emerald-hover: #047857;
  --emerald-glow: rgba(5, 150, 105, 0.25);
  --emerald-light: #ecfdf5;
  --emerald-border: #a7f3d0;

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;

  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Ambient Backdrops (Original Warm Amber & Mint Glows) */
.ambient-mesh {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.65;
  pointer-events: none;
}

.orb-1 {
  width: 580px;
  height: 480px;
  top: -120px;
  left: 15%;
  background: radial-gradient(circle, rgba(254, 243, 199, 0.85) 0%, transparent 70%);
}

.orb-2 {
  width: 540px;
  height: 440px;
  top: 35%;
  right: -80px;
  background: radial-gradient(circle, rgba(209, 250, 229, 0.85) 0%, transparent 70%);
}

.orb-3 {
  width: 480px;
  height: 420px;
  bottom: 0;
  left: 10%;
  background: radial-gradient(circle, rgba(224, 231, 255, 0.75) 0%, transparent 70%);
}

/* Container */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ─── Top Navigation Bar ─────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 16px;
  z-index: 100;
  margin-bottom: 24px;
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
  transition: all 0.3s var(--ease-smooth);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-logo-wrap {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.brand-badge {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--amber-light);
  color: #b45309;
  border: 1px solid var(--amber-border);
}

.brand-sub {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--amber-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-btn-gh {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
  transition: all 0.2s var(--ease-smooth);
}

.nav-btn-gh:hover {
  background: #f8fafc;
  border-color: var(--border-highlight);
  transform: translateY(-1px);
}

.live-gh-stars {
  font-size: 11.5px;
  font-weight: 700;
  color: #b45309;
  background: var(--amber-light);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--amber-border);
}

.nav-btn-download,
.cta-btn-primary,
.dl-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 700;
  color: #ffffff !important;
  text-decoration: none;
  background: linear-gradient(135deg, #f59e0b 0%, #10b981 100%);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: all 0.25s var(--ease-spring);
  cursor: pointer;
}

.nav-btn-download:hover,
.cta-btn-primary:hover,
.dl-btn-primary:hover {
  background: linear-gradient(135deg, #fbbf24 0%, #34d399 100%);
  box-shadow: 0 6px 22px rgba(245, 158, 11, 0.45);
  transform: translateY(-2px);
}

/* ─── Hero Section ───────────────────────────────────────────────── */
.hero-section {
  padding: 50px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-badge-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 9999px;
  line-height: 1.3;
}

.pill-emerald {
  background: var(--emerald-light);
  color: #047857;
  border: 1px solid var(--emerald-border);
}

.pill-amber {
  background: var(--amber-light);
  color: #b45309;
  border: 1px solid var(--amber-border);
}

.pill-neutral {
  background: #f1f5f9;
  color: #334155;
  border: 1px solid #cbd5e1;
}

.hero-title {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-main);
  margin-bottom: 20px;
}

.hero-title-accent {
  background: linear-gradient(135deg, #d97706 0%, #059669 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 20px;
  max-width: 540px;
}

/* Zero-Knowledge Privacy Guarantee Banner */
.hero-privacy-guarantee {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(236, 253, 245, 0.95) 0%, rgba(255, 251, 235, 0.9) 100%);
  border: 1px solid var(--emerald-border);
  box-shadow: 0 4px 16px rgba(5, 150, 105, 0.08);
  margin-bottom: 24px;
  max-width: 540px;
}

.privacy-guarantee-badge {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid var(--emerald-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(5, 150, 105, 0.1);
}

.privacy-guarantee-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.privacy-guarantee-title {
  font-size: 12.5px;
  font-weight: 800;
  color: #065f46;
  letter-spacing: 0.02em;
}

.privacy-guarantee-desc {
  font-size: 12px;
  color: #047857;
  line-height: 1.4;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.cta-btn-primary {
  padding: 12px 24px;
  font-size: 14.5px;
}

.cta-btn-secondary,
.dl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  transition: all 0.2s var(--ease-smooth);
}

.cta-btn-secondary:hover,
.dl-btn:hover {
  background: #f8fafc;
  color: #0f172a;
  border-color: var(--border-highlight);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

.hero-check-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  font-size: 13px;
  color: var(--text-muted);
}

.hero-check-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ─── Exact Real Extension UI Mockup ────────────────────────────────── */
.mockup-container {
  display: flex;
  justify-content: center;
}

.real-popup-mockup {
  width: 350px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.09), 0 2px 10px rgba(0, 0, 0, 0.03);
  overflow: hidden;
  position: relative;
  font-size: 13px;
}

.mock-popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(248, 250, 252, 0.85);
  border-bottom: 1px solid var(--border-subtle);
}

.mock-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mock-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  padding: 4px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.mock-brand-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

.mock-brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.mock-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.mock-icon-btn {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.mock-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: #ffffff;
}

.mock-status-banner {
  background: linear-gradient(135deg, rgba(236, 253, 245, 0.9) 0%, rgba(240, 253, 244, 0.7) 100%);
  border: 1px solid var(--emerald-border);
  border-radius: 12px;
  padding: 14px;
  text-align: center;
}

.mock-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: 9999px;
  background: #ffffff;
  color: var(--emerald-primary);
  border: 1px solid var(--emerald-border);
  box-shadow: 0 2px 6px rgba(5, 150, 105, 0.1);
  margin-bottom: 8px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--emerald-primary);
  box-shadow: 0 0 6px var(--emerald-primary);
  animation: pulseDot 1.8s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

.mock-headline {
  font-size: 15px;
  font-weight: 800;
  color: #065f46;
  margin-bottom: 3px;
}

.mock-desc {
  font-size: 11.5px;
  color: #047857;
  line-height: 1.4;
}

.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.mock-card-box {
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 10px 12px;
}

.mock-box-label {
  font-size: 10.5px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 3px;
}

.mock-box-val {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
}

.mock-portal-row {
  background: #f1f5f9;
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border-subtle);
}

.mock-portal-label {
  font-size: 11.5px;
  color: var(--text-secondary);
  font-weight: 600;
}

.mock-portal-val {
  font-size: 11.5px;
  color: var(--emerald-primary);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* ─── Metrics Ticker Strip ─────────────────────────────────────────── */
.metrics-strip {
  padding: 20px 0 54px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.metric-item {
  background: var(--glass-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.03);
  transition: transform 0.2s, border-color 0.2s;
}

.metric-item:hover {
  transform: translateY(-2px);
  border-color: var(--border-amber);
  background: var(--glass-card-hover);
}

.metric-val {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-family: var(--font-mono);
  background: linear-gradient(135deg, #d97706 0%, #059669 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 2px;
}

.metric-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 2px;
}

.metric-sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* ─── Section Header Styling ─────────────────────────────────────────── */
.section {
  padding: 50px 0;
}

.section-head {
  text-align: center;
  max-width: 660px;
  margin: 0 auto 40px;
}

.section-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--amber-light);
  color: #b45309;
  border: 1px solid var(--amber-border);
  margin-bottom: 10px;
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 15.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ─── Feature Matrix ─────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--glass-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: all 0.25s var(--ease-smooth);
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
}

.feature-card:hover {
  background: var(--glass-card-hover);
  border-color: var(--border-amber);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(217, 119, 6, 0.08);
}

.feature-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.feature-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
}

.feature-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ─── 1-Minute Walkthrough ─────────────────────────────────────────── */
.install-tabs-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.install-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 700;
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.03);
}

.install-tab-btn:hover {
  background: #f8fafc;
  color: var(--text-main);
  border-color: var(--border-highlight);
}

.install-tab-btn.active {
  background: linear-gradient(135deg, #f59e0b 0%, #10b981 100%);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.step-card {
  background: var(--glass-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  position: relative;
  transition: all 0.2s var(--ease-smooth);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}

.step-card:hover {
  border-color: var(--border-amber);
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.08);
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b 0%, #10b981 100%);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-weight: 800;
  font-size: 13.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  box-shadow: 0 3px 10px rgba(245, 158, 11, 0.25);
}

.step-title {
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}

.step-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.step-desc code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  padding: 2px 5px;
  border-radius: 4px;
  color: #0f172a;
}

/* ─── Downloads Section ─────────────────────────────────────────── */
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.download-card {
  background: var(--glass-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
  transition: all 0.25s var(--ease-smooth);
}

.download-card:hover {
  border-color: var(--border-highlight);
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.download-card.primary {
  border-color: var(--amber-border);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(254, 243, 199, 0.4) 100%);
  box-shadow: 0 8px 25px rgba(217, 119, 6, 0.08);
}

.dl-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 6px;
}

.dl-badge.recommended {
  background: var(--amber-light);
  color: #b45309;
  border: 1px solid var(--amber-border);
}

.dl-btn.dl-btn-primary {
  background: linear-gradient(135deg, #f59e0b 0%, #10b981 100%) !important;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.25) !important;
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.dl-btn.dl-btn-primary:hover {
  background: linear-gradient(135deg, #fbbf24 0%, #34d399 100%) !important;
  box-shadow: 0 6px 22px rgba(245, 158, 11, 0.45);
  transform: translateY(-2px);
}

.dl-title {
  font-size: 18px;
  font-weight: 800;
  margin-top: 8px;
  margin-bottom: 4px;
  color: var(--text-main);
}

.dl-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.dl-fallback-hint {
  font-size: 11.5px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 4px;
}

.dl-fallback-hint a {
  color: var(--amber-primary);
  font-weight: 700;
  text-decoration: underline;
}

/* ─── GitHub Community Banner (Warm Frosted Glass Matching Extension) ─ */
.github-banner {
  background: linear-gradient(135deg, #ffffff 0%, #fffbeb 50%, #f0fdf4 100%);
  color: var(--text-main);
  border: 1px solid var(--amber-border);
  border-radius: var(--radius-xl);
  padding: 32px 36px;
  box-shadow: 0 10px 30px rgba(217, 119, 6, 0.08), 0 2px 8px rgba(0, 0, 0, 0.02);
  margin: 36px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}

.gh-banner-left {
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: 620px;
}

.gh-banner-avatar {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

.gh-banner-title {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.gh-banner-desc {
  font-size: 13.5px;
  color: #475569;
  line-height: 1.5;
}

.gh-banner-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.gh-star-large {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 800;
  background: linear-gradient(135deg, #f59e0b 0%, #10b981 100%);
  color: #ffffff !important;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all 0.2s var(--ease-smooth);
}

.gh-star-large:hover {
  background: linear-gradient(135deg, #fbbf24 0%, #34d399 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
}

.gh-issue-large {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  background: #ffffff;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
  transition: all 0.2s var(--ease-smooth);
}

.gh-issue-large:hover {
  background: #f8fafc;
  color: var(--text-main);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

/* ─── Footer ─────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 46px 0 32px;
  background: #ffffff;
  margin-top: 50px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-col-brand p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 10px;
  max-width: 300px;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--amber-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 20px;
  font-size: 12.5px;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a {
  color: var(--amber-primary);
  text-decoration: none;
  font-weight: 600;
}

.footer-bottom a:hover {
  text-decoration: underline;
}

/* ─── Responsive Queries ─────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .hero-check-row {
    justify-content: center;
  }
  .hero-badge-strip {
    justify-content: center;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .downloads-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 32px;
  }
  .nav-menu {
    display: none;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .github-banner {
    padding: 22px;
  }
}